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Brinkerhoff, Kristina Michelle – ProQuest LLC, 2012
Many nutritional assessment techniques, including food frequency questionnaires (FFQs) and 24-hour dietary recalls have innate limitations such as expensive protocols, high respondent burden, and self-reporting biases. Supermarket sales data have shown promise as a new, indirect, inexpensive nutritional assessment method in recent studies. The…
Descriptors: Information Science, Nutrition, Data, Information Retrieval